Varicose veins - Symptoms and causes - Mayo Clinic
Varicose veins most often affect the veins in the legs. That's because standing and walking increase the pressure in the veins of the lower body. For many people, varicose veins are simply a cosmetic concern. So are spider veins, a common, mild form of varicose veins. But varicose veins can cause aching pain and discomfort.
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